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Instructions and Parts
SaniForce
Sanitary Drum
Pumps
For use in sanitary applications to transfer medium to high viscosity fluids. Not approved
for use in explosive atmospheres or hazardous locations. For professional use only.
See page 3 for model information, including maximum fluid working pressure.
Important Safety Instructions
Careless pump operation can result in
serious injury. Read all warnings and
instructions in this manual. Save these
instructions.
™
3A4586E
Model 25C420 Shown
EN
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Table of Contents
Related Manuals for Graco 25C782
Summary of Contents for Graco 25C782
- Page 1 Instructions and Parts ™ SaniForce Sanitary Drum 3A4586E Pumps For use in sanitary applications to transfer medium to high viscosity fluids. Not approved for use in explosive atmospheres or hazardous locations. For professional use only. See page 3 for model information, including maximum fluid working pressure. Important Safety Instructions Careless pump operation can result in serious injury.
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Page 2: Table Of Contents
Operation ....... . 10 Model 25C422, 25C782 ....34 Initial Configuration (17N668 motor with Graco Dimensions . -
Page 3: Models
25C422* 17N668 190/380 or 230/460 VAC, 3 phase, water 17N674 39 inches UL recognized washdown component 25C782* 17N668 190/380 or 230/460 VAC, 3 phase, water 17S153 39 inches bag-liner washdown foot ◆ Pump elevator 24V310 or 24V311 can be used * Pump hanger 17P662 included. -
Page 4: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 5 Warnings WARNING ELECTRIC SHOCK HAZARD This equipment must be grounded. Improper grounding, setup, or usage of the system can cause elec- tric shock. • Turn off and disconnect power cord before servicing equipment. • Connect only to grounded electrical outlets. •...
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Page 6: Installation
To avoid injury from a falling pump, model 25C422 or static sparking and electric shock. Electric or static 25C782, check the connections on the motor hanger sparking can cause fumes to ignite or explode. (302) before using the motor hanger to lift the pump. -
Page 7: Electrical Connections (17N668 Motor)
NOTE: For variable speed control, the motor must be wired to a VFD. Follow the instruction in the VFD manu- facturer’s manual. If you purchased an optional Graco VFD, install wiring at b. For 230V Motors: Move the 7, 8, and 9 wires the VFD as follows: as shown. - Page 8 Installation 6. Connect the power supply wires to the power termi- nals in the VFD box. See the following table and fig- ures, as applicable to your system. 7. Close the VFD electrical box. 8. Perform the VFD configuration. Input Voltage Nominal Output Part No.
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Page 9: Setup
Setup Setup Flush Before First Use Accessories are available from Graco. Make certain all accessories are sized and pressure-rated to meet your system requirements. The sanitary pump was assembled using sanitary lubri- cant on moving parts and was tested in water. Flush the •... -
Page 10: Operation
Keep your hands and fingers pressure. A hose barb fitting kit, part 25C502, is away from the mechanical seal viewing window on models 25C422 or 25C782 during operation and available from your Graco distributor. whenever the pump is connected to a power source. -
Page 11: Initial Configuration
If the M key is pressed, use the arrow keys to scroll through the VFD menu. Factory Settings VFD settings are preset at the factory for most applica- tions. See Initial Configuration (17N668 motor with Graco VFD), page 11, to change the default settings as needed to suit your needs. 3A4586E... -
Page 12: Pump Shutdown
Operation Reverse Motor Direction Pump Shutdown NOTE: VFD Parameter P112 controls the direction of The output pressure will drop as soon as the motor is motor rotation. The VFD is shipped with the rotation set turned off. Any low viscosity fluid in the inlet tube of an to forward as a default. -
Page 13: Troubleshooting
Troubleshooting Troubleshooting NOTICE The variable speed control should not be used as an ON/OFF control. It will stop the motor from operating, but does not turn off the motor. Check all possible remedies in the Troubleshooting Chart before disassembling the pump. Problem Cause Solution... -
Page 14: Maintenance
Maintenance Maintenance Flushing Procedure 4. Disassemble the fluid pump and accessories. See Models 25C411 - 25C414, page 15, Models 25C416 - 25C419, 25C776 - 25C779, page 17 or Models 25C416 - 25C419, 25C776 - 25C779, page 5. Wash all pump parts with an appropriate cleaning solution at the cleaning product manufacturer’s rec- NOTE: ommended temperature and concentration. -
Page 15: Models 25C411 - 25C414
Maintenance Models 25C411 - 25C414 Uninstall the Pump 6. If the guide sleeve (9) did not come out with the drive shaft, remove it now. It must be removed from the motor end of the tube because of the flare on the end of the guide sleeve. - Page 16 Maintenance Reassemble After Cleaning 6. Install the nut (2) and snap ring (3) on the connec- NOTE: Any damaged parts must be replaced as they tion flange (10). could harbor microorganisms that can contaminate the fluid. 7. On the drive shaft, locate the end with stepped diameters.
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Page 17: Models 25C416 - 25C419, 25C776 - 25C779
Maintenance Models 25C416 - 25C419, 25C776 - 25C779 Uninstall the Pump 8. Remove the remaining attached items on the impel- ler end, or drive end, of the drive shaft. Retain all parts for re-use. 9. Remove o-ring (117), spacer (115), and bushing (113) from the inner tube (103). - Page 18 Maintenance Reassemble After Cleaning 7. Install the nut (110) and snap ring (111) on the inner NOTE: Any damaged parts must be replaced as they tube (103) connection flange. could harbor microorganisms that can contaminate the fluid. 8. Install the seal (102) onto the inner tube (103) and insert the inner tube assembly into the outer tube NOTE: Lubricate the o-rings and threaded fittings with (101).
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Page 19: Models 25C420, 25C421, 25C422, 25C780, 25C781, 25C782
On models 25C420, 25C421, 25C780, or 25C781, remove the motor nut (203). b. On model 25C422 or 25C782, position the pump on a flat surface with the motor lying on its side. Remove the four bolts (305a), motor (301), motor hanger (302), and motor mount flange (305). - Page 20 NOTE: Lubricate the o-rings and threaded fittings with NOTE: In the next step, attach the motor for the appropriate waterproof sanitary lubricant during assem- 25C422 or 25C782 while it is resting on a hori- bly. zontal surface. Do not attempt to assemble in a vertical orientation.
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Page 21: 17N666 And 17N667 Motor Maintenance
Maintenance 17N666 and 17N667 Motor Maintenance Prior to performing any maintenance: • Turn motor off using the ON/OFF switch. 4. The two motor brushes are each held down by a Phillips-head screw and a hold-down tab. Loosen • Unplug the power cord from the power outlet. each screw approximately one-turn, rotate the tab, •... -
Page 22: Parts
Parts Parts Motors 17N666 and 17N667 (Ref 400) 3A4586E... - Page 23 Parts Motors 17N666 and 17N667 (Ref 400) Ref. Part Description Qty. Ref. Part Description Qty. CORD, power - - - SCREW, M5 x 45mm 17R001 110V 17P967 COVER, motor 17R002 220V 17P968 FAN 17R003 LEAD, earthing 17P969 COVER, bearing 17R004 COVER, switch 17P970 WASHER, wave - - - SCREW, switch cover...
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Page 24: Complete Pump Models 25C411, 25C412, 25C413, And 25C414
Parts Complete Pump Models 25C411, 25C412, 25C413, and 25C414 12† 13† 11† 15* (2x) 20‡ 21‡ Hand tighten only. Apply sanitary lubricant to threads. ti30225a 3A4586E... - Page 25 Parts Complete Pump Models 25C411, 25C412, 25C413, and 25C414 Ref. Part Description Qty. MOTOR, 17N666 115 VAC 17N667 230 VAC 17P642 NUT 17P621 SNAP RING 17P620 COUPLING 17P643 BEARING 17P644 SPACER, bearing 17P628 SEAL, PTFE DRIVE SHAFT 17P624 39 inch 17P625 47 inch 17P631 GUIDE SLEEVE, PTFE 17P623 FLANGE, connection...
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Page 26: Complete Pump Models 25C420, 25C421, 25C780, 25C781
Parts Complete Pump Models 25C420, 25C421, 25C780, 25C781 202* 207a* 212* 207b* 207c* 207d* 207e* 207f* 207e* 208* 214† 216† 215† 210* Hand tighten only. Apply sanitary lubricant to threads. ti30223a 3A4586E... - Page 27 Parts Complete Pump Models 25C420, 25C421, 25C780, 25C781 Ref. Part Description Qty. MOTOR, 17N666 115 VAC 17N667 230 VAC 202* 17P620 COUPLING 17P642 NUT 17P621 SNAP RING 17P616 REDUCER, gear 17P603 BUSHING, mechanical seal 207* 17P604 SEAL, mechanical (includes ref 207a-207f) 207a ---- O-RING...
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Page 28: Complete Pump Models 25C416 - 25C419, 25C776 - 25C779
Parts Complete Pump Models 25C416 - 25C419, 25C776 - 25C779 107* 106* 105* 120† 118† 119† ti32518a ti32524a High Volume High Pressure Hand tighten only. 116* Apply sanitary lubricant to threads. ti32517a 3A4586E... - Page 29 Parts Complete Pump Models 25C416 - 25C419, 25C776 - 25C779 Ref. Part Description Qty. MOTOR, 17N666 115 VAC 17N667 230 VAC TUBE, outer 17U558 high volume, 39 in. 17U564 high volume, 47 in. 17U567 high pressure, 39 in. 17U568 high pressure, 47 in. 16D169 SEAL TUBE, inner 17U559 39 in.
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Page 30: Complete Pump Model 25C422, 25C782
Parts Complete Pump Model 25C422, 25C782 305a 308a* 313* 308b* 308c* 308d* 308e* 308f* 308e* 309* 317† 315† 316† 311* Hand tighten only. ti30224a Apply sanitary lubricant to threads. 3A4586E... - Page 31 Parts Complete Pump Model 25C422, 25C782 Ref. Part Description Qty. 17P668 MOTOR 17P622 HANGER, motor 17P611 COUPLING 17P610 INSERT, coupling 17P615 FLANGE, motor mount 305a 17P613 BOLT (long bolts for attaching item 302) 17P614 HOUSING 17P603 BUSHING, mechanical seal 308* 17P604 SEAL, mechanical (includes ref...
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Page 32: Performance Charts
Performance Charts Performance Charts Models 25C411 - 25C419, 25C776 - 25C779 70 (21) 60 (18) 50 (15) 40 (12) 30 (9) 20 (6) 10 (3) 0 (0) (19) (38) (57) (76) (95) (114) (132) Fluid Flow gpm (lpm) tested in water Key: Flow with optional high pressure kit 25C507 installed, or high pressure 3A pump... -
Page 33: Models 25C420 - 25C421, 25C780 - 25C781
Performance Charts Models 25C420 - 25C421, 25C780 - 25C781 (6.2, 0.62) (5.5, 0.55) (4.8, 0.48) (4.1, 0.41) (3.4, 0.34) (2.8, 0.28) (2.1, 0.21) (1.4, 0.14) (0.7, 0.07) (11) (15) (19) (23) (26) Fluid Flow gpm (lpm) tested in water Viscosity, cps A: 1 B: 10,000 C: 25,000... -
Page 34: Model 25C422, 25C782
Performance Charts Model 25C422, 25C782 (6.2, 0.62) (5.5, 0.55) (4.8, 0.48) (4.1, 0.41) (3.4, 0.34) (2.8, 0.28) (2.1, 0.21) (1.4, 0.14) (0.7, 0.07) (11) (15) (19) (23) (26) Fluid Flow gpm (lpm) tested in water Viscosity, cps A: 1 B: 10,000... -
Page 35: Dimensions
Dimensions Dimensions Models 25C413, 25C414, All values are nominal. Models 25C411, 25C412, 25C418, 25C419, 25C778, 25C416, 25C417, 25C776, 25C779 25C777 3A4586E... -
Page 36: Models 25C420, 25C421, 25C780, 25C781
Dimensions Models 25C420, 25C421, Models 25C422, 25C782 25C780, 25C781 3A4586E... -
Page 37: Technical Data
Intermittent when operating at maxi- mum viscosity; continuous for 25C422, 25C782 pump Maximum Flow Rate Centrifugal ....... - Page 38 Technical Data 3A4586E...
- Page 39 ISSUE DATE: June 20, 2017 CERTIFICATE AUTHORIZATION NUMBER: 3588 THIS IS TO CERTIFY THAT Graco, Inc. 88 - 11th Avenue, NE, Minneapolis, MN 55413 is hereby authorized to continue to apply the 3-A Symbol to the models of equipment, conforming to 3-A Sanitary Standards for:...
- Page 40 With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.